HackingManufacturingManufacturingStolen CredentialsCapture Stored DataSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedEmployee Data InvolvedPIIGovernment IDMediumContained

Harvey Construction Corporation

bd_5968442ff6e6e06c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 30, 2023

Filed

Mar 4, 2024

To disclose

14 weeks

Affected

122state residents only

Linked

5 filings

Confidence

65%

Full breach record for Harvey Construction Corporation →

Harvey Construction Corporation notified the New Hampshire Attorney General of a data security incident involving its third-party payroll provider, Paycor. An unauthorized actor downloaded files containing employee PII (including SSNs) via the MOVEit vulnerability on May 31, 2023. Harvey Construction was notified on November 30, 2023. 122 New Hampshire residents were affected. Credit monitoring services were offered.

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Incident timeline

undetected · 183 days

discovery → filing · 14 weeks / 95 days

May 31, 2023

Begins

Nov 30, 2023

Discovered

Feb 27, 2024

Scope determined

Mar 4, 2024

Filed

vs. sector median

+3 wks slower

This filing is one of 5 about the same incident.View merged incident

Part of Paycor supply-chain incident (2023) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteplaybd_b74caa0f9002ee642024-06-14 · +102dVerified by operator

Regulatory filings (3) · sorted by filing gap

Vermont State AGbd_9320c843023a33842024-03-04Verified by operator
Maine State AGbd_af9f96841ff46a7a2024-03-04Candidate
Massachusetts State AGbd_c34fdf95a82b2d452024-03-04Verified by operator

Name: Harvey Construction Corporation
norm: harvey construction
Domain: harveyconst.com

Name: Harvey Construction Corporation
norm: harvey construction
Domain: harveyconst.com
Industry: Manufacturingllm

Discovered: Nov 30, 2023
Breach occurred: May 31, 2023
Undetected for: 183 daysoccurrence → discovery
Materiality determined: Feb 27, 2024
Notification sent: Mar 4, 2024
Affected individuals: 122state-resident count only
Data types: PIIGovernment ID
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain CompromiseT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: Notified Attorney General John Formella
Third party: via Paycor
Initial access: supply_chain

During the incident: Paycor retained a leading cybersecurity firm to conduct a forensic investigation into the incident
Paycor reported the incident to law enforcement
Harvey Construction established a toll-free call center through IDX
Harvey Construction is offering complimentary credit and identity monitoring services to the potentially affected individuals
Changes made: Paycor implemented technical measures to fix the MOVEit vulnerability
Harvey Construction is reviewing our relationships with each of our vendors to ensure that they are maintaining the necessary security standards and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(95 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Vermont State AGMar 4 · first

Maine State AGMar 4 · first

Massachusetts State AGMar 4 · first

New Hampshire State AGMar 4 · first · this page

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://mm.nh.gov/files/uploads/doj/remote-docs/harvey-construction-corporation-20240304.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 4, 2024
Raw hash: 050a4c4ac8cb411d6b7a4bb4f08f5d21db837f29c5761ba38254d29161e3eea2

Linked disclosures

Ransomware claims (1)

Regulatory filings (3) · sorted by filing gap

Reporting entityHarvey Construction Corporation

Victim entityHarvey Construction Corporation

Incidentdiscovered Nov 30, 2023

Stated responsePaycor retained a leading cybersecurity firm to conduct a forensic investigation into the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov